US-20260123949-A1 - MEDICAL ARTICULATION DEVICES AND METHODS OF USING THE SAME

US20260123949A1US 20260123949 A1US20260123949 A1US 20260123949A1US-20260123949-A1

Abstract

A medical device may include a handle having an actuator. A medical device may include a shaft. A medical device may include an end effector at a distal end of the medical device, wherein the actuator is configured to (1) articulate the shaft in response to moving the actuator in a first direction relative to a body of the handle and (2) actuate the end effector in response to moving the actuator in a second direction relative to the body of the handle.

Inventors

Deepak Kumar Sharma
James J. SCUTTI
Sharath Kumar G

Assignees

Boston Scientific Medical Device Limited

Dates

Publication Date: 20260507
Application Date: 20251106

Claims (20)

1 . A medical device, comprising: a handle having an actuator; a shaft; and an end effector at a distal end of the medical device; wherein the actuator is configured to (1) articulate the shaft in response to moving the actuator in a first direction relative to a body of the handle and (2) actuate the end effector in response to moving the actuator in a second direction relative to the body of the handle.
2 . The medical device of claim 1 , wherein the actuator is a first actuator, wherein the handle also includes a second actuator configured to articulate the shaft in response to moving the second actuator in the first direction relative to the body of the handle and the first actuator, and wherein the second actuator is configured to actuate the end effector in response to moving the second actuator in the second direction relative to the body of the handle and the first actuator.
3 . The medical device of claim 2 , wherein and the body of the handle includes a first track extending a longitudinal length along the body of the handle, and a second track extending a longitudinal length along the body of the handle, wherein the first actuator is configured to move along the first track, and wherein the second actuator is configured to move along the second track.
4 . The medical device of claim 2 , wherein movement the first actuator in the first direction causes the shaft to articulate in a third direction, and wherein movement of the second actuator in the first direction causes the shaft to articulate in a fourth direction.
5 . The medical device of claim 2 , wherein movement of the first actuator in the second direction actuates a first part of the end effector independently of a second part of the end effector, and wherein movement of the second actuator in the second direction actuates the second part of the end effector independently of the first part of the end effector.
6 . The medical device of claim 1 , wherein the first direction is one of a proximal direction or a distal direction.
7 . The medical device of claim 6 , wherein the second direction is opposite to the first direction.
8 . The medical device of claim 1 , further comprising: a wire disposed within the handle and the shaft, wherein the wire is coupled to the actuator and a first part of the end effector, wherein the actuator is configured to move the wire in the first direction within the handle to articulate the shaft, thereby articulating the first part.
9 . The medical device of claim 8 , wherein the actuator is configured to move the wire in the second direction within the handle to move a second part of the end effector relative to the first part.
10 . A medical device, comprising: a handle having an actuator; a shaft; an end effector; and a wire disposed within the handle and the shaft, wherein the wire is coupled to the actuator and the end effector, wherein the actuator is configured to (1) articulate the shaft by moving the wire proximally relative to the shaft, and (2) actuate the end effector by moving the wire distally relative to the shaft.
11 . The medical device of claim 10 , wherein the actuator is a first actuator and the wire is a first wire, wherein the medical device further comprises a second wire disposed within the handle and the shaft, wherein the second wire is coupled to the end effector, and wherein the handle includes a second actuator coupled to the second wire.
12 . The medical device of claim 11 , wherein the second actuator is configured to articulate the shaft by moving the second wire proximally relative to the shaft and the first actuator.
13 . The medical device of claim 12 , wherein the second actuator is configured to actuate the end effector by moving the second wire distally relative to the shaft and the first actuator.
14 . The medical device of claim 11 , wherein the first wire is coupled to a first jaw of the end effector and the second wire is coupled to a second jaw of the end effector.
15 . The medical device of claim 11 , wherein the first wire is disposed in a first lumen of the shaft and the second wire is disposed in a second lumen of the shaft, wherein the shaft is covered by a braid.
16 . A medical device, comprising: a handle having a body and an actuator movably coupled to the body; a shaft; and an end effector having a first jaw and a second jaw; wherein the actuator is configured to (a) together articulate the shaft, the first jaw, and the second jaw and (b) move the first jaw relative to the second jaw.
17 . The medical device of claim 16 , wherein the actuator is a first actuator, wherein the handle further comprises a second actuator, wherein the first actuator is configured to together articulate the shaft, the first jaw, and the second jaw in a first direction, and wherein the second actuator is configured to (a) together articulate the shaft, the first jaw, and the second jaw and in a second direction and (b) move the second jaw relative to the first jaw.
18 . The medical device of claim 16 , wherein movement the actuator in a first direction relative to a neutral position is configured to do one of: (a) articulate the shaft, the first jaw, and the second jaw and in a second direction or (b) move the first jaw relative to the second jaw, and wherein movement of the actuator in a second direction relative to the neutral position is configured to do the other of: (a) articulate the shaft, the first jaw, and the second jaw and in a second direction or (b) move the first jaw relative to the second jaw.
19 . The medical device of claim 18 , wherein the first direction is one of a proximal direction or a distal direction, and wherein the second direction is the other of the proximal direction or the distal direction.
20 . The medical device of claim 16 , wherein only a single wire is coupled to the actuator.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS This application is a continuation of U.S. patent application Ser. No. 18/748,198, filed on Jun. 20, 2024, which is a continuation of U.S. patent application Ser. No. 17/480,276, filed on Sep. 21, 2021, now U.S. Pat. No. 12,042,166, issued on Jul. 23, 2024, which claims the benefit of priority of U.S. Provisional Patent Application No. 63/081,807, filed Sep. 22, 2020, the entirety of each of which is incorporated herein by reference. TECHNICAL FIELD Various aspects of the disclosure relate generally to medical articulation systems, devices, and related methods. Examples of the disclosure relate to systems, devices, and related methods for articulating a medical tool relative to a subject, among other aspects. BACKGROUND Endoscopic and surgical procedures of the gastrointestinal (GI) tract include, for example, submucosal dissection, colonic resection, bariatric surgery, esophagectomy, gastric bypass, and sleeve gastrectomy, among others. These procedures may involve lifting and/or removing tissue from the body of a patient. Accessory devices for performing such procedures may include complex interfaces for operating said device. Further, the interfaces may provide limited articulating capabilities for maneuvering the device within the patient, thereby requiring use of additional devices or multiple hands to manipulate said device. SUMMARY Aspects of the disclosure relate to, among other things, systems, devices, and methods for treating a target treatment site using an articulating device providing enhanced degree of maneuverability, among other aspects. Each of the aspects disclosed herein may include one or more of the features described in connection with any of the other disclosed aspects. According to an example, a medical device includes a handle, a shaft extending distally from the handle, an end effector extending distally from the shaft, a first actuator movably coupled to the handle, and a second actuator movably coupled to the handle. The first actuator is configured to (1) articulate the shaft in response to translating the first actuator in a first direction relative to the handle and the second actuator, and (2) actuate the end effector in response to translating the first actuator in a second direction relative to the handle and the second actuator. The second actuator is configured to (1) articulate the shaft in response to translating the second actuator in the first direction relative to the handle and the first actuator, and (2) actuate the end effector in response to translating the second actuator in the second direction relative to the handle and the first actuator. Any of the medical devices described herein may include any of the following features. The handle includes a first track extending along a body of the handle. The first actuator is received within the first track and configured to translate along the first track. The first track has a longitudinal length that corresponds to (1) a first degree of articulation of the shaft; and (2) a first extent of actuation of the end effector. The handle includes a second track extending along the body of the handle. The second actuator is received within the second track and configured to translate along the second track. The second track has a longitudinal length that corresponds to (1) a second degree of articulation of the shaft; and (2) a second extent of actuation of the end effector. Further including a first wire and a second wire disposed within the handle and the shaft. The first wire is coupled to the first actuator and a first part of the end effector. The second wire is coupled the second actuator and a second part of the end effector. The first actuator is configured to move the first wire in the first direction to articulate the shaft and move the first part and the second part in the first direction. The second actuator is configured to move the second wire in the second direction to move the second part relative to the first part. The second actuator is configured to move the second wire in the first direction to articulate the shaft and move the first part and the second part in the first direction. The first actuator is configured to move the first wire in the second direction to move the second part relative to the first part. The first actuator is configured to move the first part relative to the second part, and the second actuator is configured to move the second part relative to the first part. The first actuator is configured to articulate the shaft toward the first actuator and in the first direction in response to translating the first actuator in the first direction relative to the handle and the second actuator. The second actuator is configured to articulate the shaft toward the second actuator and in the first direction in response to translating the second actuator in the first direction relative to the handle and the first actuator. The first actuator and the second a